Most of you know RoboCop as one of those movies -- like Network or The Fifth Element -- that rotates endlessly on late-night cable TV.

But buried beneath the shoot-outs, car chases and pre-CGI stop-action animation is a cogent, bitter critique of American capitalism, and the dystopia it could possibly produce.

More than that, RoboCop asked a sophisticated philosophical question about the role of technology in medicine: How much of a human being's physical body can be removed before a person stops being a human?